For the injection of contrast media (radiopaque/methylene blue) in hysterosalpingography procedures.
They consist of:
a rigid introducer with a sliding catch (2);
a rigid radiopaque 2-lumen catheter (1) with a 2.5 ml oval thermoplastic rubber balloon on the distal side that ensures stable catheter seating;
tap (4) to regulate balloon inflation;
hose clamp to prevent reflux (5);
a female luer lock connector (6) for injecting the contrast medium;
a 2.5 ml syringe (3).